

#ifndef __I_GUI_COMBO_BOX_H_INCLUDED__
#define __I_GUI_COMBO_BOX_H_INCLUDED__

#include "IGUIElement.h"

namespace irr
{
    namespace gui
    {
        //! Single line edit box for editing simple text.
        class IGUIComboBox : public IGUIElement
        {
        public:

            //! constructor
            IGUIComboBox(IGUIEnvironment* environment, IGUIElement* parent, s32 id, core::rect<s32> rectangle)
                : IGUIElement(EGUIET_COMBO_BOX, environment, parent, id, rectangle) {}

            //! destructor
            ~IGUIComboBox() {};

            //! Returns amount of items in box
            virtual s32 getItemCount() = 0;

            //! returns string of an item. the idx may be a value from 0 to itemCount-1
            virtual const wchar_t* getItem(s32 idx) = 0;

            //! adds an item and returns the index of it
            virtual s32 addItem(const wchar_t* text) = 0;

            //! deletes all items in the combo box
            virtual void clear() = 0;

            //! returns id of selected item. returns -1 if no item is selected.
            virtual s32 getSelected() = 0;

            //! sets the selected item. Set this to -1 if no item should be selected
            virtual void setSelected(s32 id) = 0;

        };


    } // end namespace gui
} // end namespace irr

#endif

